CVE-2023-53930

7.1 highEPSS 0.4%

High (7.1) in projectsend projectsend. EPSS 0.4% chance of exploitation in the next 30 days.

ProjectSend r1605 contains an insecure direct object reference vulnerability that allows unauthenticated attackers to download private files by manipulating the download ID parameter. Attackers can access any user's private files by changing the 'id' parameter in the download request to process.php.

Severity

CVSS 4.0

7.1 high

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 32% of CVEs (scores of 2026-10-31)
CWE: CWE-639
Published: 2025-12-17
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

projectsend:projectsend

References

https://www.exploit-db.com/exploits/51400
https://www.projectsend.org/
https://www.vulncheck.com/advisories/projectsend-insecure-direct-object-reference-file-download-vulnerability
https://www.exploit-db.com/exploits/51400

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